q

Q is the seventeenth letter in the English alphabet.

(noun)

An example of q is the first letter in the word "question."

See q in Webster's New World College Dictionary

or Q

noun pl. Q's, q's

the seventeenth letter of the English alphabet: via Latin from the early Greek koppa, a borrowing from the Phoenician
any of the speech sounds that this letter represents, as, in English words, where it is typically followed by u (except in words borrowed from Arabic), the (kw) of queen or (k) of conquer
a type or impression for q or Q
the seventeenth in a sequence or group
an object shaped like

adjective

noun

Origin: q(uality factor)

Electronics the ratio of energy stored to energy lost in a component or substance

often called Q factor

Physics electric charge

See q in American Heritage Dictionary 4

or Q

noun pl. Q's q's or Q's also qs or Qs

The 17th letter of the modern English alphabet.
Any of the speech sounds represented by the letter q.
The 17th in a series.
Something shaped like the letter Q.
Q A hypothetical lost manuscript, consisting largely of sayings of Jesus, that is believed to have been the source of those passages in Matthew and Luke that bear close similarity to each other but not to parallel passages in Mark.

Origin:

Origin: Sense 5, probably from German Q(uelle), source

Physics

The symbol for charge.

abbreviation